Tutorial smartphone and Setting user Guide, information smartphone new.
Guide the usage of smartphones and we present some of the tricks and ways that are needed to optimize the latest and greatest smartphone.

Home/Finger Scanner: Tap to return to the Home screen. Activate the Fingerprint security feature.

Proximity
and Gesture Sensors: Detects the presence of objects near the device.
Recent Apps: Tap to display recent apps or touch and hold for home
screen options.

Power/Lock Key: Press and hold to turn the
device on or off. Press to lock or wake up the screen. Press and hold to
turn the device off or restart it, or for quick access to Airplane
Mode, Emergency Mode, and to Mute, Vibrate, and Sound modes.

Status
Light: Displays red when charging or the battery is low, blue when a
notification has arrived or you are voice recording, and green when
fully charged.

Volume Key Galaxy note 7: Press to adjust the
volume of your device’s sounds and audio. Rear Camera: Take pictures and
record videos.

Flash: Illuminate subjects in low-light environments when taking a photo or recording video.